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Finding the Third Proportional to 550,499.63 and 1,209,255.75

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Solution

The third proportional to 550,499.63 and 1,209,255.75 is: 2,656,313.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,499.63 : 1,209,255.75 = 1,209,255.75 : x
  2. Step 2: Convert to fraction form
    550,499.63/1,209,255.75 = 1,209,255.75/x
  3. Step 3: Cross multiply
    550,499.63x = 1,209,255.75 × 1,209,255.75
  4. Step 4: Simplify right side
    550,499.63x = 1,462,299,468,908.06
  5. Step 5: Solve for x
    x = 1,462,299,468,908.06/550,499.63
  6. Step 6: Final answer
    x = 2,656,313.29

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.